piwik 2..83 returns
API returned an error: Trying to add two strings in DataTable\Row::sumRowArray: '27,85%' + '100%' for row # ['label' => 'unbekannt', 'nb_uniq_visitors' => 58, 'nb_visits' => 81, 'nb_actions' => 355, 'nb_users' => 0, 'max_actions' => 27, 'sum_visit_length' => 29013, 'bounce_count' => 24, 'nb_visits_converted' => 0, 'conversion_rate' => , 'nb_actions_per_visit' => 5,47, 'avg_time_on_site' => 367, 'bounce_rate' => '27,85%'] ['url' => ] [idsubtable = ]
at Row.php:644
when trying to send a weekly report manually (as it is not recieved anymore since last update